package com.kuang.springcloud.controller;

import com.kuang.springcloud.pojo.Dept;
import com.kuang.springcloud.service.DeptService;
import com.netflix.hystrix.contrib.javanica.annotation.HystrixCommand;
import com.netflix.ribbon.proxy.annotation.Hystrix;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cloud.client.ServiceInstance;
import org.springframework.cloud.client.discovery.DiscoveryClient;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RestController;

import javax.annotation.Resource;
import java.util.List;

//提供RestFul服务
@RestController
public class DeptController {
   @Autowired
   private DeptService deptService;

   @GetMapping("/dept/get/{no}")
   @HystrixCommand(fallbackMethod = "hystrixGet")
   public Dept get(@PathVariable("no") Long id){
      Dept dept = deptService.queryDeptByNo(id);
      if (dept == null){
         throw new RuntimeException("id=>" + id + ",不存在改用户");
      }
      return dept;
   }

   //备选方案
   public Dept hystrixGet(@PathVariable("no")  Long id){
      return new Dept()
              .setDeptno(id)
              .setDname("id=>" + id + ",不存在改用户,null--@hystrix")
              .setDb_source("无");
   }
}
